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| Mirrors > Home > ILE Home > Th. List > ablgrp | Unicode version | ||
| Description: An Abelian group is a group. (Contributed by NM, 26-Aug-2011.) |
| Ref | Expression |
|---|---|
| ablgrp |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isabl 14175 |
. 2
| |
| 2 | 1 | simplbi 274 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 |
| This proof depends on definitions: df-bi 117 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-v 2823 df-in 3226 df-abl 14174 |
| This theorem is used by: ablgrpd 14177 ablinvadd 14198 ablsub2inv 14199 ablsubadd 14200 ablsub4 14201 abladdsub4 14202 abladdsub 14203 ablpncan2 14204 ablpncan3 14205 ablsubsub 14206 ablsubsub4 14207 ablpnpcan 14208 ablnncan 14209 ablnnncan 14211 ablnnncan1 14212 ablsubsub23 14213 ghmabl 14216 invghm 14217 eqgabl 14218 ablressid 14223 rnglz 14328 rngpropd 14338 |
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